The postfix form of the expression (A + B) * (C * D - E ) * F /G is _______

1. AA B + C D * E – F G / * *
2. BA B + C D * E – F * * G /
3. CA B + C D * E – * F * G /
4. DA B + C D E * – * F * G /

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: C. A B + C D * E – * F * G /

Explanation

(A + B) → AB+; (C*D − E) → CD*E−; then left to right: AB+ CD*E− *, then F *, then G /: AB+CD*E−*F*G/.